ATI RN
Cells and Tissues Multiple Choice Questions Questions
Question 1 of 5
Contractile proteins are found in
Correct Answer: C
Rationale: Muscular tissue consists of muscle fibres which help movement and contain proteins called contractile proteins, which contract and relax.
Question 2 of 5
Which of the following is the epithelial tissue that lines the interior of blood vessels?
Correct Answer: C
Rationale: Simple squamous epithelium, with its thin, flat cells, lines blood vessels (endothelium) for efficient exchange.
Question 3 of 5
The cells responsible for the transmission of the nerve impulse are
Correct Answer: A
Rationale: Neurons transmit nerve impulses via their axons and dendrites.
Question 4 of 5
Molecules composed only of hydrogen and carbon are called:
Correct Answer: D
Rationale: Hydrocarbons are organic molecules with only carbon and hydrogen, unlike carbohydrates which include oxygen.
Question 5 of 5
Which represents the correct sequence in ascending order of size?
Correct Answer: A
Rationale: Atoms form amino acids, which link into polypeptides, which fold into proteins (smallest to largest).